13907275

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1$

素因数の和:831

約数の個数: 24

約数和(自身を含む): 18708624

約数和(自身を除く): 4801349

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 761, 1075, 3655, 3805, 12937, 18275, 19025, 32723, 64685, 163615, 323425, 556291, 818075, 2781455, 13907275]

約数ペア:

[(1, 13907275), (5, 2781455), (17, 818075), (25, 556291), (43, 323425), (85, 163615), (215, 64685), (425, 32723), (731, 19025), (761, 18275), (1075, 12937), (3655, 3805)]